Merge pull request #306 from SciML/compathelper/new_version/2025-11-07-00-20-15-082-04201218187

CompatHelper: bump compat for Symbolics to 7 for package docs, (keep existing compat)

Author: ChrisRackauckas

docs/Project.toml

@@ -109,6 +109,6 @@ Statistics = "1"
 StatsPlots = "0.15"
 SymbolicIndexingInterface = "0.3"
 SymbolicRegression = "1"
-Symbolics = "6"
+Symbolics = "6, 7"
 Unitful = "1"
 Zygote = "0.7"